<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP 4.3.2 or newer
 *
 * @package		CodeIgniter
 * @author		ExpressionEngine Dev Team
 * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
 * @license		http://codeigniter.com/user_guide/license.html
 * @link		http://codeigniter.com
 * @since		Version 1.0
 * @filesource
 */

// ------------------------------------------------------------------------

/**
 * CodeIgniter Directory Helpers
 *
 * @package		CodeIgniter
 * @subpackage	Helpers
 * @category	Helpers
 * @author		ExpressionEngine Dev Team
 * @link		http://codeigniter.com/user_guide/helpers/directory_helper.html
 */

// ------------------------------------------------------------------------

/**
 * Create a Directory Map
 *
 * Reads the specified directory and builds an array
 * representation of it.  Sub-folders contained with the
 * directory will be mapped as well.
 *
 * @access	public
 * @param	string	path to source
 * @param	bool	whether to limit the result to the top level only
 * @return	array
 */
if ( ! function_exists('directory_map')) {
  function directory_map($source_dir, $top_level_only = FALSE, $hidden = FALSE) {
    if ($fp = @opendir($source_dir)) {
      $source_dir = rtrim($source_dir, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
      $filedata = array();

      while (FALSE !== ($file = readdir($fp))) {
        if (($hidden == FALSE && strncmp($file, '.', 1) == 0) OR ($file == '.' OR $file == '..')) {
          continue;
        }

        if ($top_level_only == FALSE && @is_dir($source_dir.$file)) {
          $temp_array = array();

          $temp_array = directory_map($source_dir.$file.DIRECTORY_SEPARATOR, $top_level_only, $hidden);

          $filedata[$file] = $temp_array;
        }
        else {
          $filedata[] = $file;
        }
      }

      closedir($fp);
      return $filedata;
    }
    else {
      return FALSE;
    }
  }
}


/* End of file directory_helper.php */
/* Location: ./system/helpers/directory_helper.php */